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authorJim Cromie <jim.cromie@gmail.com>2023-03-21 19:36:23 -0600
committerLuis Chamberlain <mcgrof@kernel.org>2023-03-24 11:33:09 -0700
commit33c951f62920d144ca89daa0560180a49afb6f1e (patch)
tree3af94b9f0f604da0f1685b6932131525d79b2eb2 /kernel
parent66a2301edf313d630c2ece4f3721c5b3402653ee (diff)
module: already_uses() - reduce pr_debug output volume
already_uses() is unnecessarily chatty. `modprobe i915` yields 491 messages like: [ 64.108744] i915 uses drm! This is a normal situation, and isn't worth all the log entries. NOTE: I've preserved the "does not use %s" messages, which happens less often, but does happen. Its not clear to me what it tells a reader, or what info might improve the pr_debug's utility. [ 6847.584999] main:already_uses:569: amdgpu does not use ttm! [ 6847.585001] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585014] main:already_uses:569: amdgpu does not use drm! [ 6847.585016] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585024] main:already_uses:569: amdgpu does not use drm_display_helper! [ 6847.585025] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585084] main:already_uses:569: amdgpu does not use drm_kms_helper! [ 6847.585086] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585175] main:already_uses:569: amdgpu does not use drm_buddy! [ 6847.585176] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585202] main:already_uses:569: amdgpu does not use i2c_algo_bit! [ 6847.585204] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585249] main:already_uses:569: amdgpu does not use gpu_sched! [ 6847.585250] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585314] main:already_uses:569: amdgpu does not use video! [ 6847.585315] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585409] main:already_uses:569: amdgpu does not use iommu_v2! [ 6847.585410] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6847.585816] main:already_uses:569: amdgpu does not use drm_ttm_helper! [ 6847.585818] main:add_module_usage:584: Allocating new usage for amdgpu. [ 6848.762268] dyndbg: add-module: amdgpu.2533 sites no functional changes. Signed-off-by: Jim Cromie <jim.cromie@gmail.com> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/module/main.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/module/main.c b/kernel/module/main.c
index 1d587e5e9cc6..5cc21083af04 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -564,10 +564,8 @@ static int already_uses(struct module *a, struct module *b)
struct module_use *use;
list_for_each_entry(use, &b->source_list, source_list) {
- if (use->source == a) {
- pr_debug("%s uses %s!\n", a->name, b->name);
+ if (use->source == a)
return 1;
- }
}
pr_debug("%s does not use %s!\n", a->name, b->name);
return 0;